CA2097669C - Heat-shrinkable, shirrable casings containing polyamide/copolyamide blends - Google Patents
Heat-shrinkable, shirrable casings containing polyamide/copolyamide blends Download PDFInfo
- Publication number
- CA2097669C CA2097669C CA002097669A CA2097669A CA2097669C CA 2097669 C CA2097669 C CA 2097669C CA 002097669 A CA002097669 A CA 002097669A CA 2097669 A CA2097669 A CA 2097669A CA 2097669 C CA2097669 C CA 2097669C
- Authority
- CA
- Canada
- Prior art keywords
- layer
- nylon
- weight
- ethylene
- copolymer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000000203 mixture Substances 0.000 title claims description 31
- 229920002647 polyamide Polymers 0.000 title claims description 22
- 239000004952 Polyamide Substances 0.000 title claims description 21
- 229920002292 Nylon 6 Polymers 0.000 claims abstract description 49
- 239000010410 layer Substances 0.000 claims description 94
- 238000000034 method Methods 0.000 claims description 36
- 230000008569 process Effects 0.000 claims description 29
- 235000013305 food Nutrition 0.000 claims description 24
- 230000004888 barrier function Effects 0.000 claims description 19
- 229920001577 copolymer Polymers 0.000 claims description 18
- 229920000098 polyolefin Polymers 0.000 claims description 17
- 229920000219 Ethylene vinyl alcohol Polymers 0.000 claims description 15
- 239000004711 α-olefin Substances 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 239000005977 Ethylene Substances 0.000 claims description 12
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 11
- 229920000554 ionomer Polymers 0.000 claims description 9
- 125000000816 ethylene group Chemical group [H]C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 8
- 235000013372 meat Nutrition 0.000 claims description 8
- 239000005038 ethylene vinyl acetate Substances 0.000 claims description 7
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 7
- 239000012792 core layer Substances 0.000 claims description 6
- 229920005653 propylene-ethylene copolymer Polymers 0.000 claims description 6
- 229920001169 thermoplastic Polymers 0.000 claims description 6
- 239000004416 thermosoftening plastic Substances 0.000 claims description 6
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 claims description 5
- 239000000565 sealant Substances 0.000 claims description 5
- 229920000305 Nylon 6,10 Polymers 0.000 claims description 4
- 229920002302 Nylon 6,6 Polymers 0.000 claims description 4
- 229920000572 Nylon 6/12 Polymers 0.000 claims description 3
- 150000008064 anhydrides Chemical class 0.000 claims description 3
- ZMUCVNSKULGPQG-UHFFFAOYSA-N dodecanedioic acid;hexane-1,6-diamine Chemical compound NCCCCCCN.OC(=O)CCCCCCCCCCC(O)=O ZMUCVNSKULGPQG-UHFFFAOYSA-N 0.000 claims description 3
- 229920001328 Polyvinylidene chloride Polymers 0.000 claims description 2
- 229920002239 polyacrylonitrile Polymers 0.000 claims description 2
- 239000005033 polyvinylidene chloride Substances 0.000 claims description 2
- 229920000089 Cyclic olefin copolymer Polymers 0.000 claims 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims 1
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 229920002554 vinyl polymer Polymers 0.000 claims 1
- 239000004715 ethylene vinyl alcohol Substances 0.000 description 12
- FLEHQRTTWKDNGI-WSGFCWAJSA-N (1r,3r)-5-[(2e)-2-[(1r,3as,7ar)-1-[(2r)-5-(cyclopropylamino)pentan-2-yl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1h-inden-4-ylidene]ethylidene]-2-methylidenecyclohexane-1,3-diol Chemical compound C([C@@H](C)[C@@H]1[C@]2(CCCC(/[C@@H]2CC1)=C\C=C1C[C@@H](O)C(=C)[C@H](O)C1)C)CCNC1CC1 FLEHQRTTWKDNGI-WSGFCWAJSA-N 0.000 description 11
- 101100389815 Caenorhabditis elegans eva-1 gene Proteins 0.000 description 11
- 239000000047 product Substances 0.000 description 10
- 239000003921 oil Substances 0.000 description 9
- 101100112225 Emericella nidulans (strain FGSC A4 / ATCC 38163 / CBS 112.46 / NRRL 194 / M139) cpa-1 gene Proteins 0.000 description 8
- UFRKOOWSQGXVKV-UHFFFAOYSA-N ethene;ethenol Chemical compound C=C.OC=C UFRKOOWSQGXVKV-UHFFFAOYSA-N 0.000 description 8
- 239000012785 packaging film Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 239000002480 mineral oil Substances 0.000 description 6
- 235000010446 mineral oil Nutrition 0.000 description 6
- 229920006280 packaging film Polymers 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000002253 acid Substances 0.000 description 4
- RZXDTJIXPSCHCI-UHFFFAOYSA-N hexa-1,5-diene-2,5-diol Chemical compound OC(=C)CCC(O)=C RZXDTJIXPSCHCI-UHFFFAOYSA-N 0.000 description 4
- 239000000839 emulsion Substances 0.000 description 3
- 238000004806 packaging method and process Methods 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- OEPOKWHJYJXUGD-UHFFFAOYSA-N 2-(3-phenylmethoxyphenyl)-1,3-thiazole-4-carbaldehyde Chemical compound O=CC1=CSC(C=2C=C(OCC=3C=CC=CC=3)C=CC=2)=N1 OEPOKWHJYJXUGD-UHFFFAOYSA-N 0.000 description 2
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 2
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 150000004985 diamines Chemical class 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- NAQMVNRVTILPCV-UHFFFAOYSA-N hexane-1,6-diamine Chemical compound NCCCCCCN NAQMVNRVTILPCV-UHFFFAOYSA-N 0.000 description 2
- 229920006017 homo-polyamide Polymers 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920006284 nylon film Polymers 0.000 description 2
- 239000005022 packaging material Substances 0.000 description 2
- 235000021485 packed food Nutrition 0.000 description 2
- 229920002959 polymer blend Polymers 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- PZWQOGNTADJZGH-SNAWJCMRSA-N (2e)-2-methylpenta-2,4-dienoic acid Chemical compound OC(=O)C(/C)=C/C=C PZWQOGNTADJZGH-SNAWJCMRSA-N 0.000 description 1
- 239000004953 Aliphatic polyamide Substances 0.000 description 1
- 229920008712 Copo Polymers 0.000 description 1
- 229920003939 DuPont™ Surlyn® 1650 Polymers 0.000 description 1
- 229920003345 Elvax® Polymers 0.000 description 1
- 229920006257 Heat-shrinkable film Polymers 0.000 description 1
- 239000006057 Non-nutritive feed additive Substances 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- FDLQZKYLHJJBHD-UHFFFAOYSA-N [3-(aminomethyl)phenyl]methanamine Chemical compound NCC1=CC=CC(CN)=C1 FDLQZKYLHJJBHD-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 150000008360 acrylonitriles Chemical class 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229920003231 aliphatic polyamide Polymers 0.000 description 1
- 239000004760 aramid Substances 0.000 description 1
- 229920003235 aromatic polyamide Polymers 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- QHZOMAXECYYXGP-UHFFFAOYSA-N ethene;prop-2-enoic acid Chemical compound C=C.OC(=O)C=C QHZOMAXECYYXGP-UHFFFAOYSA-N 0.000 description 1
- 229920001038 ethylene copolymer Polymers 0.000 description 1
- 229920006226 ethylene-acrylic acid Polymers 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 235000013622 meat product Nutrition 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 235000021067 refined food Nutrition 0.000 description 1
- 235000013580 sausages Nutrition 0.000 description 1
- 229920006024 semi-aromatic copolyamide Polymers 0.000 description 1
- 229920006012 semi-aromatic polyamide Polymers 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 229920001897 terpolymer Polymers 0.000 description 1
- 239000011345 viscous material Substances 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 125000006839 xylylene group Chemical group 0.000 description 1
- 150000003751 zinc Chemical class 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A22—BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
- A22C—PROCESSING MEAT, POULTRY, OR FISH
- A22C13/00—Sausage casings
- A22C13/0013—Chemical composition of synthetic sausage casings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
- B29C48/185—Articles comprising two or more components, e.g. co-extruded layers the components being layers comprising six or more components, i.e. each component being counted once for each time it is present, e.g. in a layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/28—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/16—Layered products comprising a layer of synthetic resin specially treated, e.g. irradiated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/34—Layered products comprising a layer of synthetic resin comprising polyamides
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/06—Polyamides derived from polyamines and polycarboxylic acids
-
- A—HUMAN NECESSITIES
- A22—BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
- A22C—PROCESSING MEAT, POULTRY, OR FISH
- A22C13/00—Sausage casings
- A22C2013/002—Sausage casings made by extrusion
-
- A—HUMAN NECESSITIES
- A22—BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
- A22C—PROCESSING MEAT, POULTRY, OR FISH
- A22C13/00—Sausage casings
- A22C2013/0053—Sausage casings multilayer casings
-
- A—HUMAN NECESSITIES
- A22—BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
- A22C—PROCESSING MEAT, POULTRY, OR FISH
- A22C13/00—Sausage casings
- A22C2013/0063—Sausage casings containing polyamide, e.g. nylon, aramide
-
- A—HUMAN NECESSITIES
- A22—BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
- A22C—PROCESSING MEAT, POULTRY, OR FISH
- A22C13/00—Sausage casings
- A22C2013/0083—Sausage casings biaxially oriented
-
- A—HUMAN NECESSITIES
- A22—BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
- A22C—PROCESSING MEAT, POULTRY, OR FISH
- A22C13/00—Sausage casings
- A22C2013/0086—Sausage casings shrinkable casings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2077/00—Use of PA, i.e. polyamides, e.g. polyesteramides or derivatives thereof, as moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0037—Other properties
- B29K2995/0049—Heat shrinkable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2009/00—Layered products
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/712—Containers; Packaging elements or accessories, Packages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2270/00—Resin or rubber layer containing a blend of at least two different polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/514—Oriented
- B32B2307/518—Oriented bi-axially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/718—Weight, e.g. weight per square meter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/732—Dimensional properties
- B32B2307/734—Dimensional stability
- B32B2307/736—Shrinkable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2309/00—Parameters for the laminating or treatment process; Apparatus details
- B32B2309/08—Dimensions, e.g. volume
- B32B2309/10—Dimensions, e.g. volume linear, e.g. length, distance, width
- B32B2309/105—Thickness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2439/00—Containers; Receptacles
- B32B2439/70—Food packaging
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Food Science & Technology (AREA)
- Zoology (AREA)
- Wood Science & Technology (AREA)
- Laminated Bodies (AREA)
- Wrappers (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Packging For Living Organisms, Food Or Medicinal Products That Are Sensitive To Environmental Conditiond (AREA)
- Packages (AREA)
- Cable Accessories (AREA)
- Processing Of Meat And Fish (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US89363892A | 1992-06-05 | 1992-06-05 | |
| US893,638 | 1992-06-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2097669A1 CA2097669A1 (en) | 1993-12-06 |
| CA2097669C true CA2097669C (en) | 2003-07-29 |
Family
ID=25401840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002097669A Expired - Lifetime CA2097669C (en) | 1992-06-05 | 1993-06-03 | Heat-shrinkable, shirrable casings containing polyamide/copolyamide blends |
Country Status (11)
| Country | Link |
|---|---|
| EP (2) | EP0980752B1 (de) |
| JP (1) | JP3775690B2 (de) |
| AT (2) | ATE267698T1 (de) |
| AU (1) | AU3992793A (de) |
| CA (1) | CA2097669C (de) |
| DE (2) | DE69329217D1 (de) |
| DK (1) | DK0573306T3 (de) |
| ES (2) | ES2221291T3 (de) |
| MX (1) | MX9303359A (de) |
| NZ (1) | NZ247739A (de) |
| ZA (1) | ZA933880B (de) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6221410B1 (en) | 1992-09-25 | 2001-04-24 | Cryovac, Inc. | Backseamed casing and packaged product incorporating same |
| US6203750B1 (en) | 1992-06-05 | 2001-03-20 | Cryovac, Inc | Method for making a heat-shrinkable film containing a layer of crystalline polyamides |
| US5552170A (en) * | 1994-01-31 | 1996-09-03 | W. R. Grace & Co.-Conn. | Food-containing sustained shrink force cook-in film |
| JPH0847972A (ja) * | 1994-06-03 | 1996-02-20 | Unitika Ltd | 2軸配向ポリアミドフィルム及びその製造法 |
| US5534277A (en) * | 1994-12-09 | 1996-07-09 | W. R. Grace & Co.-Conn. | Film for cook-in applications with plural layers of nylon blends |
| DE19501834A1 (de) * | 1995-01-21 | 1996-07-25 | Hoechst Ag | Wursthülle auf Polyamidbasis |
| DE19507215A1 (de) * | 1995-03-02 | 1996-09-05 | Wolff Walsrode Ag | Mehrschichtige, tiefziehbare Folie und deren Verwendung bei der Herstellung von Kochpökelwaren |
| PL326086A1 (en) * | 1995-10-06 | 1998-08-17 | Grace W R & Co | Seamed sheating and article wrapped therewith |
| DE19625094A1 (de) * | 1996-06-24 | 1998-01-02 | Kalle Nalo Gmbh | Raupenförmige Verpackungshülle |
| DE19645276A1 (de) | 1996-11-02 | 1998-05-07 | Kalle Nalo Gmbh | Handfüllbare Wursthülle auf Polyamidbasis |
| UA75116C2 (en) | 2001-02-01 | 2006-03-15 | Becker & Co Naturinwerk | Five-layered, sealable tubular film for the packaging and wrapping of paste-like foodstuffs, meat and meat with bones, and a pack made thereof |
| US20040161623A1 (en) | 2001-03-29 | 2004-08-19 | Domine Joseph D | Ionomer laminates and articles formed from ionomer laminates |
| WO2002078953A1 (en) | 2001-03-29 | 2002-10-10 | Exxonmobil Chemical Patents Inc. | Ionomer laminates and articles formed from ionomer laminates |
| DE10125207A1 (de) * | 2001-05-18 | 2002-11-21 | Kalle Gmbh & Co Kg | Rauchdurchlässige Nahrungsmittelhülle auf Polyamidbasis |
| DE10207042A1 (de) | 2002-02-20 | 2003-09-11 | Kalle Gmbh & Co Kg | Raupenförmige Verpackungshülle und Verfahren zur Herstellung einer gerafften Verpackungshülle |
| DE10339801A1 (de) * | 2003-08-27 | 2005-03-24 | Kalle Gmbh & Co. Kg | Eigenstabil geraffte Nahrungsmittelhülle aus Kunststoff |
| DE10339802A1 (de) | 2003-08-27 | 2005-03-24 | Kalle Gmbh & Co. Kg | Eigenstabile Raffraupe aus einer schlauchförmigen Nahrungsmittelhülle auf Basis von synthetischen Polymeren und deren Verwendung |
| JP4549072B2 (ja) * | 2004-01-30 | 2010-09-22 | 三菱エンジニアリングプラスチックス株式会社 | 脂肪族ポリアミド樹脂系熱収縮性フィルム |
| US9334099B2 (en) | 2013-08-22 | 2016-05-10 | M&Q Ip Leasing, Inc. | Covers and containment systems and methods for food service pans |
| US8950622B1 (en) | 2014-04-25 | 2015-02-10 | M & Q Ip Leasing, Inc. | Covers and containment systems and methods for food service pans |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60120050A (ja) * | 1983-12-02 | 1985-06-27 | 呉羽化学工業株式会社 | 熱収縮性筒状積層フイルム |
| US4665135A (en) * | 1984-06-29 | 1987-05-12 | American Can Company | Nylon blends and films made therefrom |
| JPS61188142A (ja) * | 1985-02-16 | 1986-08-21 | 三菱樹脂株式会社 | 熱収縮性複合延伸フイルム |
| US4855183A (en) * | 1986-11-17 | 1989-08-08 | W. R. Grace & Co.-Conn. | Multiple-layer, cook-in film |
| JP3148821B2 (ja) * | 1987-05-21 | 2001-03-26 | グンゼ株式会社 | 食品包装材及びその製造法 |
| DE3801344A1 (de) * | 1988-01-19 | 1989-07-27 | Hoechst Ag | Verpackungsfolie, insbesondere wursthuelle, auf basis von polyamid |
| JPH01225550A (ja) * | 1988-03-04 | 1989-09-08 | Kureha Chem Ind Co Ltd | 熱収縮性多層フィルム |
| US5053259A (en) * | 1988-08-23 | 1991-10-01 | Viskase Corporation | Amorphous nylon copolymer and copolyamide films and blends |
| EP0386759B1 (de) * | 1989-03-10 | 1995-08-16 | Idemitsu Petrochemical Co. Ltd. | Verfahren zum Herstellen von biaxial orientierten Nylon-Folien |
| GB8916221D0 (en) * | 1989-07-14 | 1989-08-31 | Du Pont Canada | Deep draw thermoformable nylon film |
| US5213900A (en) * | 1990-03-23 | 1993-05-25 | W. R. Grace & Co.-Conn. | Cook-in film with improved seal strength |
| DE9007334U1 (de) * | 1990-05-26 | 1991-03-14 | Hoechst Ag, 65929 Frankfurt | Mehrschichtige, schlauchförmige Verpackungshülle |
| DE69119982T2 (de) * | 1990-06-27 | 1996-10-24 | Gunze Kk | Mehrschichtfilm und Verfahren zu seiner Herstellung |
| US5206309A (en) * | 1991-03-06 | 1993-04-27 | Allied Signal Inc. | Heat stable film composition comprising polyepsiloncaprolactam |
-
1993
- 1993-05-31 NZ NZ247739A patent/NZ247739A/en unknown
- 1993-06-01 AU AU39927/93A patent/AU3992793A/en not_active Abandoned
- 1993-06-02 ZA ZA933880A patent/ZA933880B/xx unknown
- 1993-06-03 CA CA002097669A patent/CA2097669C/en not_active Expired - Lifetime
- 1993-06-04 ES ES99121947T patent/ES2221291T3/es not_active Expired - Lifetime
- 1993-06-04 AT AT99121947T patent/ATE267698T1/de not_active IP Right Cessation
- 1993-06-04 DE DE69329217T patent/DE69329217D1/de not_active Expired - Lifetime
- 1993-06-04 EP EP99121947A patent/EP0980752B1/de not_active Expired - Lifetime
- 1993-06-04 MX MX9303359A patent/MX9303359A/es unknown
- 1993-06-04 AT AT93304366T patent/ATE195402T1/de not_active IP Right Cessation
- 1993-06-04 EP EP93304366A patent/EP0573306B1/de not_active Expired - Lifetime
- 1993-06-04 DE DE69333539T patent/DE69333539T2/de not_active Expired - Fee Related
- 1993-06-04 DK DK93304366T patent/DK0573306T3/da active
- 1993-06-04 ES ES93304366T patent/ES2150435T3/es not_active Expired - Lifetime
- 1993-06-07 JP JP16005293A patent/JP3775690B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| DE69329217D1 (de) | 2000-09-21 |
| DE69333539D1 (de) | 2004-07-01 |
| ATE195402T1 (de) | 2000-09-15 |
| ES2221291T3 (es) | 2004-12-16 |
| ES2150435T3 (es) | 2000-12-01 |
| EP0573306A3 (de) | 1994-01-19 |
| EP0980752A2 (de) | 2000-02-23 |
| NZ247739A (en) | 1996-02-27 |
| CA2097669A1 (en) | 1993-12-06 |
| JPH0665501A (ja) | 1994-03-08 |
| ZA933880B (en) | 1993-12-27 |
| JP3775690B2 (ja) | 2006-05-17 |
| EP0573306B1 (de) | 2000-08-16 |
| AU3992793A (en) | 1993-12-09 |
| DK0573306T3 (da) | 2000-10-09 |
| EP0573306A2 (de) | 1993-12-08 |
| EP0980752B1 (de) | 2004-05-26 |
| DE69333539T2 (de) | 2005-06-30 |
| MX9303359A (es) | 1994-01-31 |
| EP0980752A3 (de) | 2000-04-19 |
| ATE267698T1 (de) | 2004-06-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |